Home / 5,397.09-7,448.03-3,271.92

Finding the Fourth Proportional to 5,397.09, 7,448.03 and 3,271.92

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Solution

The fourth proportional to 5,397.09, 7,448.03 and 3,271.92 is: 4,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.09 : 7,448.03 = 3,271.92 : x
  2. Step 2: Convert to fraction form
    5,397.09/7,448.03 = 3,271.92/x
  3. Step 3: Cross multiply
    5,397.09x = 7,448.03 × 3,271.92
  4. Step 4: Simplify right side
    5,397.09x = 24,369,358.32
  5. Step 5: Solve for x
    x = 24,369,358.32/5,397.09
  6. Step 6: Final answer
    x = 4,515.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.